Add an API call to get the ConnectionState of the Bluetooth Adapter. (c53cab20) · Commits · e / os / android_frameworks_base

core/java/android/bluetooth/BluetoothAdapter.java

+22 −0

Original line number	Diff line number	Diff line
		@@ -737,6 +737,27 @@ public final class BluetoothAdapter {
		return null;
		}

		/**
		* Get the current connection state of the local Bluetooth adapter.
		* This can be used to check whether the local Bluetooth adapter is connected
		* to any profile of any other remote Bluetooth Device.
		*
		* <p> Use this function along with {@link #ACTION_CONNECTION_STATE_CHANGED}
		* intent to get the connection state of the adapter.
		*
		* @return One of {@link #STATE_CONNECTED}, {@link #STATE_DISCONNECTED},
		* {@link #STATE_CONNECTING} or {@link #STATE_DISCONNECTED}
		*
		* @hide
		*/
		public int getConnectionState() {
		if (getState() != STATE_ON) return BluetoothAdapter.STATE_DISCONNECTED;
		try {
		return mService.getAdapterConnectionState();
		} catch (RemoteException e) {Log.e(TAG, "getConnectionState:", e);}
		return BluetoothAdapter.STATE_DISCONNECTED;
		}

		/**
		* Picks RFCOMM channels until none are left.
		* Avoids reserved channels.
		@@ -879,6 +900,7 @@ public final class BluetoothAdapter {
		return socket;
		}


		/**
		* Construct an unencrypted, unauthenticated, RFCOMM server socket.
		* Call #accept to retrieve connections to this socket.

core/java/android/bluetooth/IBluetooth.aidl

+2 −0

Original line number	Diff line number	Diff line
		@@ -47,6 +47,8 @@ interface IBluetooth
		boolean isDiscovering();
		byte[] readOutOfBandData();

		int getAdapterConnectionState();

		boolean createBond(in String address);
		boolean createBondOutOfBand(in String address, in byte[] hash, in byte[] randomizer);
		boolean cancelBondProcess(in String address);

core/java/android/server/BluetoothService.java

+13 −3

Original line number	Diff line number	Diff line
		@@ -167,6 +167,8 @@ public class BluetoothService extends IBluetooth.Stub {
		private static String mDockAddress;
		private String mDockPin;

		private int mAdapterConnectionState = BluetoothAdapter.STATE_DISCONNECTED;

		private static class RemoteService {
		public String address;
		public ParcelUuid uuid;
		@@ -415,6 +417,7 @@ public class BluetoothService extends IBluetooth.Stub {
		mProfilesConnected = 0;
		mProfilesConnecting = 0;
		mProfilesDisconnecting = 0;
		mAdapterConnectionState = BluetoothAdapter.STATE_DISCONNECTED;

		if (saveSetting) {
		persistBluetoothOnSetting(false);
		@@ -2737,11 +2740,18 @@ public class BluetoothService extends IBluetooth.Stub {
		}
		}

		public int getAdapterConnectionState() {
		return mAdapterConnectionState;
		}

		public synchronized void sendConnectionStateChange(BluetoothDevice device, int state,
		int prevState) {
		if (updateCountersAndCheckForConnectionStateChange(device, state, prevState)) {
		state = getAdapterConnectionState(state);
		prevState = getAdapterConnectionState(prevState);
		state = translateToAdapterConnectionState(state);
		prevState = translateToAdapterConnectionState(prevState);

		mAdapterConnectionState = state;

		Intent intent = new Intent(BluetoothAdapter.ACTION_CONNECTION_STATE_CHANGED);
		intent.putExtra(BluetoothDevice.EXTRA_DEVICE, device);
		intent.putExtra(BluetoothAdapter.EXTRA_CONNECTION_STATE, state);
		@@ -2751,7 +2761,7 @@ public class BluetoothService extends IBluetooth.Stub {
		}
		}

		private int getAdapterConnectionState(int state) {
		private int translateToAdapterConnectionState(int state) {
		switch (state) {
		case BluetoothProfile.STATE_CONNECTING:
		return BluetoothAdapter.STATE_CONNECTING;